#define _CRT_SECURE_NO_WARNINGS 1
#include<iostream>
#include<vector>
using namespace std;
class Solution {
public:
    int jewelleryValue(vector<vector<int>>& frame) {
        int m = frame.size(), n = frame[0].size();
        vector<vector<int>> as(m + 1, vector<int>(n + 1));
        for (int i = 1; i <= m; i++)
        {
            for (int j = 1; j < n + 1; j++)
            {
                as[i][j] = max(as[i - 1][j], as[i][j - 1]) + frame[i - 1][j - 1];
            }
        }
        return as[m][n];
    }
};